Old school D3 from simpler times

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diegobarcena

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Practica D3

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<!DOCTYPE html>
<head>
  <meta charset="utf-8">
   <script src="https://d3js.org/d3.v5.min.js"></script>
  <style>
    body { margin:0;position:fixed;top:0;right:0;bottom:0;left:0; }
    .barras div {
      margin: 2px;
      padding: 10px;
      text-align: right;
      color: white;
    }
  </style>
</head>

<body>
  <h1>Barómetro Junio GAD3</h1>

<script>
    	const rectWidth = 41;
    	const width = 800
      const height = 300
      const city = "New York";
      
      
    	var svg = d3.select("body")
      						.append("svg")
      						.attr("width", width)
      						.attr("height", height)
      function typeClean(row){
        r = {};
        r.temperature = +row[city];//y
        fecha = d3.timeParse("%Y%m%d")(row.date);
        r.date = new Date(fecha);//x
        return r;
      }
      
   		d3.tsv("data.tsv", 
             row => typeClean(row)).then(datos => 
        {
        	//Scales
        	const xExtent = d3.extent(datos, d => d.date)
          const xScale = d3.scaleTime()
          									.domain(xExtent)
          									.range([0, width])
          
          const yMax = d3.max(datos, d => d.temperature)
          const yScale = d3.scaleLinear()
          									.domain([0, yMax])
          									.range([height, 0])
          
          const heightScale = d3.scaleLinear()
          									.domain([0, yMax])
          									.range([0, height])
        
        	
          svg.selectAll("rect")
            .data(datos)
            .enter().append("rect")
          	.attr("x", d => xScale(d.date))
            .attr("y", d => yScale(d.temperature))
          	.attr("width",2)
          	.attr("height",d => heightScale(d.temperature))
          	.attr("fill", "blue")
          	.attr("stroke", "#FFF")

})

</script>
</body>

https://d3js.org/d3.v5.min.js